/***************************************************************************
 * Language starting point
 *
 * Copyright (c) 2013 Randy Hollines
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met
 *
 * - Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in
 * the documentation and/or other materials provided with the distribution.
 * - Neither the name of the Substance team nor the names of its
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 ***************************************************************************/

#include "parser.h"
#include "emitter.h"
#include "runtime.h"

int main(int argc, const char* argv[]) {
	if(argc == 2) {
    // parse program
		compiler::Parser parser(BytesToUnicode(argv[1]));
    compiler::ParsedProgram* parsed_program = parser.Parse();    
    // emit code
    if(parsed_program) {
			// emit and run code
      compiler::Emitter emitter(parsed_program); 
      ExecutableProgram* executable_program = emitter.Emit();
      if(executable_program) {
        // run program
        runtime::Runtime runtime(executable_program, emitter.GetLastLabelId());
        // free parsed program
        parser.DeleteProgram();
			  runtime.Run();        
			  return 0;
      }
      // clean up
			compiler::Emitter::ClearInstructions();
    }
    // clean up
    parser.DeleteProgram();
	}
  
	return 1;
  
}
